#!/usr/bin/env python
# -*- coding: utf-8 -*-
# @Time : 2021/6/29 5:31 下午
# @Author : lihc
# @File : calc.py

# 计算机类
class Calc():
    def add(self, a, b):
        return a + b

    def  div(self, a, b):
        return  a / b